Multiple Choice
How much heat energy must be removed from 150 g of oxygen at 21°C to liquefy it at −183°C? (The specific heat of oxygen gas is 0.218 cal/g⋅°C,and its heat of vaporization is 50.9 cal/g. )
A) 28,620 cal
B) 14,310 cal
C) 3,580 cal
D) 7,160 cal
E) 21,470 cal
Correct Answer:
Verified
Correct Answer:
Verified
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